What does once-in-a-lifetime mean?

once-in-a-lifetime

Word Rarity Uncommon

Frequency: Zipf frequency 4.36 in modern English

Scrabble Score

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adj

"a once-in-a-lifetime opportunity to travel the world"
"With Trump in office, they see what one Gulf official called a “once-in-a-lifetime opportunity” to achieve his country’s objectives."

never event once in a blue moon once-in-a-generation once in a purple moon

never event once in a blue moon once-in-a-generation once in a purple moon

of a lifetime

How to pronounce once-in-a-lifetime

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